The computer in the farmhouse is checking the temperature, the water and the level of organic material in the soil.
农舍里的电脑正在检查温度、水和土壤中有机物质的含量。
2
Sari Stark of the Finnish Forest Research Institute proves Wells' contention, right down to the soillevel.
芬兰森林研究中心的萨里.斯达克证明了威尔斯的观点,完全在土壤水平。
3
A drop in pH on the level identified in the study could have some very harmful effects. Acidic soil is paradise for nematodes, parasitic roundworms that destroy crops.